Mercurial > hg > svcore
comparison data/fft/FFTFileCacheReader.cpp @ 1081:027d8b943be5
Do not attempt to switch from read-only to read-write mode if an error is pending (may cause mutex deadlock)
author | Chris Cannam |
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date | Wed, 10 Jun 2015 13:12:29 +0100 |
parents | cc27f35aa75c |
children | 9f4505ac9072 |
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1080:f35c1f9bfaa2 | 1081:027d8b943be5 |
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21 #include "base/Profiler.h" | 21 #include "base/Profiler.h" |
22 #include "base/Thread.h" | 22 #include "base/Thread.h" |
23 #include "base/Exceptions.h" | 23 #include "base/Exceptions.h" |
24 | 24 |
25 #include <iostream> | 25 #include <iostream> |
26 | |
27 //#define DEBUG_FFT_FILE_CACHE_READER 1 | |
26 | 28 |
27 | 29 |
28 // The underlying matrix has height (m_height * 2 + 1). In each | 30 // The underlying matrix has height (m_height * 2 + 1). In each |
29 // column we store magnitude at [0], [2] etc and phase at [1], [3] | 31 // column we store magnitude at [0], [2] etc and phase at [1], [3] |
30 // etc, and then store the normalization factor (maximum magnitude) at | 32 // etc, and then store the normalization factor (maximum magnitude) at |
42 MatrixFile::ReadOnly, | 44 MatrixFile::ReadOnly, |
43 int((m_storageType == FFTCache::Compact) ? sizeof(uint16_t) : sizeof(float)), | 45 int((m_storageType == FFTCache::Compact) ? sizeof(uint16_t) : sizeof(float)), |
44 writer->getWidth(), | 46 writer->getWidth(), |
45 writer->getHeight() * 2 + m_factorSize)) | 47 writer->getHeight() * 2 + m_factorSize)) |
46 { | 48 { |
47 // cerr << "FFTFileCacheReader: storage type is " << (storageType == FFTCache::Compact ? "Compact" : storageType == Polar ? "Polar" : "Rectangular") << endl; | 49 #ifdef DEBUG_FFT_FILE_CACHE_READER |
50 cerr << "FFTFileCacheReader: storage type is " << (m_storageType == FFTCache::Compact ? "Compact" : m_storageType == FFTCache::Polar ? "Polar" : "Rectangular") << endl; | |
51 #endif | |
48 } | 52 } |
49 | 53 |
50 FFTFileCacheReader::~FFTFileCacheReader() | 54 FFTFileCacheReader::~FFTFileCacheReader() |
51 { | 55 { |
52 if (m_readbuf) delete[] m_readbuf; | 56 if (m_readbuf) delete[] m_readbuf; |